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Question
The concentration of fluoride, lead, nitrate and iron in water sample from an underground lake was found to be 1000 ppb,40ppb, 100 ppm and 0.2 ppm, respectively. This water is unsuitable for drinking due to high concentration of :
The concentration of fluoride, lead, nitrate and iron in water sample from an underground lake was found to be 1000 ppb,40ppb, 100 ppm and 0.2 ppm, respectively. This water is unsuitable for drinking due to high concentration of :
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Solution
The correct option is D: Nitrate
The maximum limit of nitrate in drinking water is 50 ppm.
Excess nitrate in drinking water can cause blue baby syndrome.
The prescribed limit for fluoride is 1000/1000 =1 ppm.
The prescribed limit for lead is 50 ppb.
The prescribed limit for iron is 0.2 ppm
The correct option is D: Nitrate
The maximum limit of nitrate in drinking water is 50 ppm.
Excess nitrate in drinking water can cause blue baby syndrome.
The prescribed limit for fluoride is 1000/1000 =1 ppm.
The prescribed limit for lead is 50 ppb.
The prescribed limit for iron is 0.2 ppm
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